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Prothena Corporation plc - Ordinary Shares (NQ:PRTA)

9.200 UNCHANGED
Streaming Delayed Price Updated: 4:00 PM EST, Jan 2, 2026 Add to My Watchlist
Quote
Overview Detailed Quote Charting Historical Prices
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Price and Volume

Detailed Quote
Volume 5,253
Open 9.200
Bid (Size) 9.210 (100)
Ask (Size) 9.280 (100)
Prev. Close 9.200
Today's Range 9.200 - 9.200
52wk Range 4.320 - 16.66
Shares Outstanding 45,047,449
Dividend Yield N/A
Chart for  (: )
Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

Top News

More News
News headline image
Prothena Announces Board of Directors Update
December 12, 2025
From Prothena Corporation plc
Via Business Wire
News headline image
Prothena Announces Poster Presentation on its TDP-43 CYTOPE® Program at Neuroscience 2025
November 19, 2025
From Prothena Corporation plc
Via Business Wire

Performance

YTD
N/A
N/A
1 Month
-16.9%
-16.9%
3 Month
-6.7%
-6.7%
6 Month
+46.3%
+46.3%
1 Year
-30.0%
-30.0%

More News

Read More
News headline image
Novo Nordisk's $100 Million Coramitug Shows Promise In Reducing Heart Failure Biomarker ↗
November 12, 2025
Via Benzinga
News headline image
Earnings Scheduled For November 6, 2025 ↗
November 06, 2025
Via Benzinga
News headline image
9 Analysts Assess Prothena Corp: What You Need To Know ↗
August 05, 2025
Via Benzinga
News headline image
Earnings Scheduled For August 4, 2025 ↗
August 04, 2025
Via Benzinga
News headline image
A Glimpse of Prothena Corp's Earnings Potential ↗
August 01, 2025
Via Benzinga
News headline image
Prothena Highlights Phase 2 Data for Coramitug (Formerly PRX004) Published in Circulation, Official Journal of AHA
November 11, 2025
From Prothena Corporation plc
Via Business Wire
News headline image
Prothena Corp PLC (NASDAQ:PRTA) Reports Q3 2025 Earnings and Key Pipeline Milestones ↗
November 06, 2025
Via Chartmill
News headline image
Prothena Reports Third Quarter 2025 Financial Results and Business Highlights
November 06, 2025
From Prothena Corporation plc
Via Business Wire
News headline image
Prothena to Report Third Quarter 2025 Financial Results on November 6
October 30, 2025
From Prothena Corporation plc
Via Business Wire
News headline image
Deep Dive Into Prothena Corp Stock: Analyst Perspectives (7 Ratings) ↗
October 07, 2025
Via Benzinga
News headline image
Prothena’s Partner Bristol Myers Squibb Obtains Fast Track Designation from the U.S. FDA for BMS-986446 (PRX005), an Anti-MTBR-Tau-Targeting Antibody, for the Treatment of Alzheimer’s Disease
October 01, 2025
From Prothena Corporation plc
Via Business Wire
News headline image
Alibaba To Rally More Than 12%? Here Are 10 Top Analyst Forecasts For Tuesday ↗
September 02, 2025
Via Benzinga
News headline image
FDA Tightens Safety Guidelines For Biogen Leqembi Alzheimer's Therapy ↗
August 29, 2025
Via Benzinga
News headline image
Prothena to Participate in the Cantor Fitzgerald Global Healthcare Conference
August 28, 2025
From Prothena Corporation plc
Via Business Wire
News headline image
Prothena Reports Non-Competitive Brain Swelling Rates In Early Alzheimer's Study ↗
August 28, 2025
Via Benzinga
News headline image
What 4 Analyst Ratings Have To Say About Prothena Corp ↗
August 28, 2025
Via Benzinga
News headline image
Prothena Provides Update on PRX012 and Announces Results from the Phase 1 ASCENT Clinical Program
August 27, 2025
From Prothena Corporation plc
Via Business Wire
News headline image
Novo Nordisk Commits To Advancing Prothena Corp-Developed Drug Into Late Stage Trial: Retail Turns Hopeful ↗
August 06, 2025
Via Stocktwits
Topics Earnings
News headline image
Prothena Announces that Novo Nordisk Will Advance Coramitug (Formerly PRX004) into Phase 3 Development for ATTR Amyloidosis with Cardiomyopathy
August 06, 2025
From Prothena Corporation plc
Via Business Wire
News headline image
Prothena Q2 Revenue Drops 97% ↗
August 05, 2025
Via The Motley Fool
Topics Intellectual Property
News headline image
Prothena Reports Second Quarter 2025 Financial Results and Business Highlights
August 04, 2025
From Prothena Corporation plc
Via Business Wire
News headline image
Prothena to Report Second Quarter 2025 Financial Results on August 4
July 28, 2025
From Prothena Corporation plc
Via Business Wire
News headline image
8 Analysts Assess Prothena Corp: What You Need To Know ↗
June 20, 2025
Via Benzinga

Frequently Asked Questions

Is Prothena Corporation plc - Ordinary Shares publicly traded?
Yes, Prothena Corporation plc - Ordinary Shares is publicly traded.
What exchange does Prothena Corporation plc - Ordinary Shares trade on?
Prothena Corporation plc - Ordinary Shares trades on the Nasdaq Stock Market
What is the ticker symbol for Prothena Corporation plc - Ordinary Shares?
The ticker symbol for Prothena Corporation plc - Ordinary Shares is PRTA on the Nasdaq Stock Market
What is the current price of Prothena Corporation plc - Ordinary Shares?
The current price of Prothena Corporation plc - Ordinary Shares is 9.200
When was Prothena Corporation plc - Ordinary Shares last traded?
The last trade of Prothena Corporation plc - Ordinary Shares was at 01/02/26 04:00 PM ET
What is the market capitalization of Prothena Corporation plc - Ordinary Shares?
The market capitalization of Prothena Corporation plc - Ordinary Shares is 414.44M
How many shares of Prothena Corporation plc - Ordinary Shares are outstanding?
Prothena Corporation plc - Ordinary Shares has 414M shares outstanding.
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